Human Physiology: From Cells to Systems (MindTap Course List)
9th Edition
ISBN: 9781285866932
Author: Lauralee Sherwood
Publisher: Cengage Learning
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Chapter 16, Problem 13RE
Summary Introduction
To determine:
The correct match from column II for the event given in column I in the process of movement of food through the alimentary canal.
Introduction:
Sphincters are the muscular structures that are responsible for blocking the movement of any object in a backward direction. They are present in the majority of the part of the body that acts as a block for the movement of different substances from one compartment to another. The sphincter helps in the storage of substances in the different parts of the body such as the urinary bladder, rectum, anus and intestine.
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Match the terms in column A with the descriptions in column B.
Column B1. bonelike substance beneath tooth enamel2. smallest of major salivary glands3. tooth specialized for grinding4. chamber between tongue and palate5. projections on tongue surface6. cone-shaped projection of soft palate7. secretes the digestive enzymes in saliva8. attaches tooth to jaw9. chisel-shaped tooth10. roof of oral cavity11. space between the teeth, cheeks, and lips12. anchors tongue to floor of mouth13. lymphatic tissue in posterior wall of pharynx near auditory tubes14. portion of tooth projecting beyond gum15. splits starch into disaccharidesColumn Aa. adenoids (pharyngeal tonsils)b. amylasec. crownd. dentine. frenulumf. incisorg. molarh. oral cavityi. palatej. papillaek. periodontal ligamentl. serous cellm. sublingual glandn. uvulao. vestibule
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The pharynx phase during swallowing is __________________ and occurs when ___________ muscles contracta)
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Chapter 16 Solutions
Human Physiology: From Cells to Systems (MindTap Course List)
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- The lack of adequate saliva due to the absence of or diminished secretions by the salivary glands is known as zerostomia. _____________________arrow_forwardA. Match the following digestive system structures with their meanings anus esophagus  liver cecum gallbladder pancreas colon ileum pharynx duodenum jejunum sigmoid colon 1. Consists of ascending, transverse, descending, and sigmoid sections - 2. Small sac under the liver; stores bile - 3. First part of the large intestine - 4. End of the digestive tract opening to the outside of the body - 5. Second part of the small intestine - 6. Tube connecting the throat to the stomach - 7. Third part of the small intestine - 8. Large organ in the RUQ; secretes bile, stores sugar, produces blood proteins - 9. Throat - 10. Lowest part of the colon - 11. First part of the small intestine - 12. Organ under the stomach; produces insulin and digestive…arrow_forwardAre the following statements regarding the esophagus TRUE OR FALSE 1. The esophagus is held open by C-shaped rings of cartilage 2. The esophagus lies anterior to the spine 3. The esophagus lies immediately anterier to the trachea 4. The upper and lower esophageal sphincters must relax to allow passage of foodarrow_forward
- Match each of the mesenteries in the key with the appropriate description.Key: (a) greater omentum (d) the mesentery (b) lesser omentum (e) transverse mesocolon (c) falciform ligament (f ) sigmoid mesocolon(1) connects the ileum and jejunum to the posterior abdominal wall(2) connects anterior surface of the liver to the anterior abdominalwall(3) connects the large intestine to the pelvic wall(4) attaches to the greater curvature of the stomach; has the most fat(5) runs from the stomach’s lesser curvature to the fissure of the liver(6) a mesentery of the large intestine that is fused to the underside ofthe greater omentumarrow_forwardSTRUCTURES FUNCTION Oral cavity Buccinator muscle Tongue Palate (hard and soft) Uvula Palatin tonsils Incisors (central, lateral) Canine teeth Premolars: (first and second) Molars (first, second, third) Parotid glands Submandibular glands Sublingual glands Pharynx Esophagus Cardiac opening (region) Fundus Body of stomach Stomach curvatures (greater and lesser) Pyloric opening (region) Rugae Duodenum Jejunum Ileum Circular folds Common bile duct Ileocecal junction (valve and sphincter) Common hepatic duct Cystic duct Pancreas Pancreatic duct Cecum Appendix Ascending colon Transverse colon Descending colon Rectum Analcanal, anus Lesser omentum Greater omentumarrow_forwardHow is the ingress of air and reflux of acid into the oesophagus prevented when not swallowing?arrow_forward
- Describe/Explain each of the following: 1. Salivary Digestion 2. Gastric Digestion 3. Intestinal Digestionarrow_forwardList the major events of swallowingarrow_forwardwhich os these statement about the pharynx is true ? a. it extends from the nasal and oral cavities superiorly to the esophagus enteriorly b. the oropharynx is contineous superiorly with the nasopharynx c. the nasopharynx is involved in the digestion d. the laryngopharynx is composed partially of cartilagearrow_forward
- Name the four types of teeth in order from the midline to the rear of the jaw. How do they differ in function?arrow_forwardDiscuss the consequences of premature loss of primary teeth on the normal development and functioning of the occlusion.arrow_forwardBased on your knowledge of the normal physiology of thestomach, explain why intake of food or milk with a drugreduces the risk of nausea and irritation of the stomach?arrow_forward
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